there were all these different educational shifts in and out of school. so we learn that she actually was trying to do the right thing by adam, whether or not it was that remains to be seen. >> josh, there has been a lot of talk that he may have had asperg aspergers. you also write about another condition, sensory disorder. is it widely accepted in the medical community? >> not widely embraced in terms of a diagnosis, but it manifests itself in difficulty managing sight, sound, smells, noise, pain. >> you write that he did not like to be touched. >> right. that was a theme all through his life, as early as when he used to tag along at his brother's cub scout meetings. nancy lanza told the cub scout master, don't touch him. don't casually touch him. he doesn't like it. he recoils. >> in just a few seconds left, it's obvious how much reporting went into this and how ridiculously you looked into this situation. do you come away ultimately unsatisfied? i don't know that we get the answer why. >> you know, that's just it. are we ever really going to know the w